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 ###Instrução: Qual Bello tem um 27 Liscumb e 6539 Libweshya?
 ###Tabelas: CREATE TABLE winners_of_the_allaire_dupont_distaff_stakes_since_1992 (winners_of_the_allaire_dupont_distaff_stakes_since_1992_id AUTO_INCREMENT PRIMARY KEY, Year INT, Winner VARCHAR, Jockey VARCHAR, Trainer VARCHAR, Owner VARCHAR, Distance VARCHAR, Time VARCHAR, Purse VARCHAR) CREATE TABLE opening_day_starting_lineups (opening_day_starting_lineups_id AUTO_INCREMENT PRIMARY KEY, Year INT, Catcher VARCHAR, First Baseman VARCHAR, Second Baseman VARCHAR, Shortstop VARCHAR, Third Baseman VARCHAR, Rightfielder VARCHAR, Centerfielder VARCHAR, Leftfielder VARCHAR, Starting Pitcher VARCHAR) CREATE TABLE previous_teams (previous_teams_id AUTO_INCREMENT PRIMARY KEY, Team VARCHAR, Location VARCHAR, Home Ground VARCHAR, First year in Qld Cup INT, Last year in Qld Cup INT, Qld Cup Premierships VARCHAR) CREATE TABLE voting (voting_id AUTO_INCREMENT PRIMARY KEY, Song VARCHAR, Mobiles INT, Northern Ireland INT, Northern England INT, Scotland INT, Southern England INT, Wales INT, Total INT) CREATE TABLE results_by_ward (results_by_ward_id AUTO_INCREMENT PRIMARY KEY, Ward VARCHAR, Bello VARCHAR, Ben-Tahir VARCHAR, Doucet VARCHAR, Furtenbacher VARCHAR, Gauthier VARCHAR, Haydon VARCHAR, Larter VARCHAR, Lawrance VARCHAR, Libweshya VARCHAR, Liscumb VARCHAR)  
SELECT Bello FROM results_by_ward WHERE Liscumb = 27 AND Libweshya = 6539